Patent application number | Description | Published |
20100030067 | SYSTEM, METHOD, COMPUTER-READABLE MEDIUM AND USE FOR IMAGING OF TISSUE IN AN ANATOMICAL STRUCTURE - A system for imaging of prostate cancer in a prostate in vivo is provided. The system utilizes Diffuse Optical Tomography (DOT) for creating a 3D image for the detection of suspicious prostate tissue. The DOT image may be used to guide the biopsy, thereby reducing the number of false negatives. A method, computer-readable medium and use are also provided. | 02-04-2010 |
20100056916 | SYSTEM, DEVICE, METHOD, COMPUTER-READABLE MEDIUM, AND USE FOR IN VIVO IMAGING OF TISSUE IN AN ANATOMICAL STRUCTURE - A system is provided that may be used for locating and diagnosing lesions in the human body in vivo. In some embodiments, once the exact position of a lesion is found, a biopsy may be taken from the lesion using e.g. ultra sound techniques for guidance of the biopsy needle. Use of the system drastically reduces the negative biopsy samples compared to currently used “blind sampling” techniques. This reduces patient discomfort and minimizes infections as the number of biopsy samples is reduced. A method and computer-readable medium is also provided. | 03-04-2010 |
20110218445 | NEEDLE WITH INTEGRATED FIBERS - Needles equipped with fibres allow tissue inspection based on optical spectroscopy to diagnose whether tissue is cancerous or not. This requires integration of optical fibers into needles. The problem is how to manufacture the needle having at least one fiber exit at the distal end of the needle, where the fiber does not obstruct the hollow part of the needle if present as well as does not extend beyond the outer cylinder geometry. To solve this problem we propose to manufacture the needle consisting of four parts: an inner cylinder tube, an outer hollow cylinder tube, a needle tip part with integrated fiber exit and a holder part, wherein the hollow spacing between the inner and the outer cylinder is larger or equal to the outer diameter of the fibers, the inner and the outer cylinder are mounted in the holder part and where the tip part is mounted on the two cylinders. | 09-08-2011 |
20110251494 | NEEDLE WITH OPTICAL FIBERS - Needle interventions are widely used in the field of oncology for taking biopsies of tissue in order to inspect whether tissue is cancerous or not. To make these interventions more reliable feedback of what kind of tissue is in front of the needle is required. A way to achieve this is by making use of optical spectroscopy. This requires integration of fibers into the needle. These fibers are used to deliver light to illuminate the tissue in front of the needle and to collect back the reflected light from the tissue. The present invention proposes to integrate the fiber distal ends in the slanted bevel of the needle in such a way that at least one source-detector fiber pair has a distance that is larger than the outer diameter of the needle. | 10-13-2011 |
20120029360 | NEEDLE WITH INTEGRATED FIBERS IN THE CUTTING FACETS OF THE BEVEL - A needle comprises a tip part, a holder part, a shaft, and fibers capable of transmitting light, wherein the shaft comprises a distal end connected to the tip part, and a proximal end connected to the holder part, wherein the tip part comprises a bevel, cutting facets, and at least one channel for accommodating a fiber, and wherein an end section of the fiber is located in the channel and an end surface of the fiber is located at one of the cutting facets. By way of the facets an introduction of the needle into tissue may be facilitated. A further aspect of the invention is a method for producing such a needle. | 02-02-2012 |
20120088991 | ALGORITHM FOR PHOTONIC NEEDLE CONSOLE - Needles are widely used in interventional radiology. Each medical application requires a specific needle type. The same holds for the photonic needles which analysis depends on the type of application the clinician aims for. Therefore, it is relevant to have the X-ray machine recognize the type of needle that is being used and to load the required software for the tissue analysis. It is therefore proposed to have a data link established between the imaging modality used for the acquisition of the patient anatomy (X-ray, CT, MR or US) and the system that processes optical data from the needle, so that the information from this imaging modality can be used to guide the processing. In a preferred embodiment the selection is made by reading out the code present in the disposable needle when it is connected to the console. | 04-12-2012 |
20120093378 | VISUALIZATION OF PHYSIOLOGICAL PARAMETERS - The invention relates to a medical imaging apparatus for providing information about an object. The invention further relates to a method for providing information about an object. In order to improve the preparation and the visual reception of information relating to an object during medical interventions, a medical imaging apparatus for providing information about an object is provided that comprises an image acquisition device an interventional device, a processing device and a display device. The image acquisition device detects object data from at least one region of interest of an object and provides the object data to the processing device. The interventional device detects physiological parameters of the object depending on the position of a predetermined area of the interventional device in relation to the object and provides the physiological parameters to the processing device. Further, the processing device transforms at least a part of the object data into image data and converts the physiological parameters into physiological data. The processing device then modifies at least one image parameter of the image data depending on the physiological data and thereby transforms the image data into modified live image data which is provided to the display device displaying a modified live image. | 04-19-2012 |
20130026367 | DETERMINATION OF A LIPID WATER RATIO - The present invention relates to an apparatus, a method and a computer program for determining a lipid-water ratio and a scattering parameter of a sample. In particular, the invention relates to an apparatus comprising a light source and a detector arranged to measure an optical parameter at various wavelengths, where the wavelengths are selected so that at two of the wavelengths the absorption coefficients for both water and lipids are substantially identical. This enables determination of a scattering parameter. A further measurement at a third wavelength enables determination of a water-lipid ratio. According to a specific embodiment, the light source and the detector are arranged in relation to an interventional device, so as to be able to examine a tissue in terms of lipid-water ratio and scattering during an intervention. | 01-31-2013 |
20130050683 | EXTENDING IMAGE INFORMATION - The present invention relates to a system for extending microscopy information, where the microscopy information is image information from a first region ( | 02-28-2013 |